/ ˈɔːbən; NAmE ˈɔːbərn/ adjective
( of hair ) reddish-brown in colour
► au·burn noun [ U ]:
the rich auburn of her hair
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WORD ORIGIN
late Middle English : from Old French auborne , alborne , from Latin alburnus whitish, from albus white. The original sense was yellowish white , but the word became associated with brown because in the 16th and 17th centuries it was often written abrune or abroun .